The leaves don’t wait for frost—they’re already counting the night. We dive into the quiet timing system inside trees that decides when the colors ignite, why some years burst into crimson while others fizzle to brown, and how weather and latitude shape the show right above our heads. It’s a guided tour of photoperiodism, phytochromes, and the pigments that paint fall—carotenoids hiding under summer’s green and anthocyanins that arrive late to set maples and oaks on fire. We break down how p...
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The leaves don’t wait for frost—they’re already counting the night. We dive into the quiet timing system inside trees that decides when the colors ignite, why some years burst into crimson while others fizzle to brown, and how weather and latitude shape the show right above our heads. It’s a guided tour of photoperiodism, phytochromes, and the pigments that paint fall—carotenoids hiding under summer’s green and anthocyanins that arrive late to set maples and oaks on fire. We break down how p...
Show notes available to members at MinnesotaGardening.com. Minnesota Gardening's 2025 Seed Starting Cohort is NOW OPEN! The Seed Starting Cohort is FREE to Minnesota Gardening members and $197 for the cohort alone. Check it all out including the Seed Starting Course, one-on-one Q&A, and the 2025 Seed Starting Cohort kickoff on Feb 16, 2025 at 8 pm. Learn more at MinnesotaGardening.com.
Minnesota Gardening Podcast
The leaves don’t wait for frost—they’re already counting the night. We dive into the quiet timing system inside trees that decides when the colors ignite, why some years burst into crimson while others fizzle to brown, and how weather and latitude shape the show right above our heads. It’s a guided tour of photoperiodism, phytochromes, and the pigments that paint fall—carotenoids hiding under summer’s green and anthocyanins that arrive late to set maples and oaks on fire. We break down how p...
